"其他人的事情我不关心"用英语怎么说?

问题描述:

"其他人的事情我不关心"用英语怎么说?
可以说 i don't care anyone么?
或者还有什么说法?

I care no one
I care nobody
I care about nobody
I don't care about others
I don't care about others'things
I don't care about other people's things